Sensor-de-flujo-Aruino-codigo2.ino

volatile int NbTopsFan;
int Calc;
int hallsensor = 2;
float contadorPulsos; 
float pulsosAuxiliares;       
float pulsosAnteriores;       
  
void rpm ()
{
NbTopsFan++;
}
void setup()
{
pinMode(hallsensor, INPUT);
Serial.begin(9600);
attachInterrupt(0, rpm, RISING);
}

void loop ()
 {
 cli();
 pulsosAuxiliares = pulsosAuxiliares;
 sei();
if ( (pulsosAuxiliares != 0) && (pulsosAnteriores == pulsosAuxiliares) ) {
 Serial.print("pulses:");
 Serial.println (pulsosAuxiliares, DEC);
 cli();
 pulsosAuxiliares = 0;
 sei();
 pulsosAnteriores = 0;
 pulsosAuxiliares = 0;
 }
 cli();
 pulsosAnteriores = pulsosAuxiliares;
 sei();
 delay(1000);
 }